use minimal profile for installation (#247)

* use minimal profile for installation

I believe we don't need the full standard install just to run the build.

* set minimal in prod as well

.github/workflows/smoke-test-prod.yml

@@ -30,6 +30,7 @@ jobs:
       uses: actions-rs/toolchain@v1
       with:
           toolchain: stable
+          profile: minimal
     - name: install webkit2gtk (ubuntu only)
       if: matrix.platform == 'ubuntu-latest'
       run: |

.github/workflows/smoke-tests-source.yml

@@ -52,6 +52,7 @@ jobs:
       uses: actions-rs/toolchain@v1
       with:
           toolchain: stable
+          profile: minimal
     - name: install webkit2gtk (ubuntu only)
       if: matrix.platform == 'ubuntu-latest'
       run: |